Postcodes in Monmouthshire page 15 Unitary Authority

  1. All administrative areas

This page provides postcode data for the Monmouthshire UK Unitary Authority.

In 2021, Monmouthshire contained approximately 40,900 households with a population of about 93,000

In 2011, Monmouthshire contained approximately 38,211 households with a population of about 91,283

Wards in this Unitary Authority
Bulwark and Thornwell ,   Caerwent ,   Caldicot Castle ,   Caldicot Cross ,   Cantref ,   Chepstow Castle and Larkfield ,   Croesonen ,   Crucorney ,   Devauden ,   Dewstow ,   Drybridge ,   Gobion Fawr ,   Goetre Fawr ,   Grofield ,   Lansdown ,   Llanbadoc and Usk ,   Llanelly ,   Llanfoist Fawr and Govilon ,   Llangybi Fawr ,   Llantilio Crossenny ,   Magor East with Undy ,   Magor West ,   Mardy ,   Mitchel Troy and Trellech United ,   Mount Pleasant ,   Osbaston ,   Overmonnow ,   Park ,   Pen Y Fal ,   Portskewett ,   Raglan ,   Rogiet ,   Severn ,   Shirenewton ,   St Arvans ,   St Kingsmark ,   Town ,   West End ,   Wyesham
Parishes in this Unitary Authority
Abergavenny ,   Caerwent ,   Caldicot ,   Chepstow ,   Crucorney ,   Devauden ,   Gobion Fawr ,   Goetre Fawr ,   Grosmont ,   Llanarth ,   Llanbadoc ,   Llanelly ,   Llanfoist Fawr ,   Llangybi ,   Llantilio Pertholey ,   Llantrisant Fawr ,   Magor with Undy ,   Mathern ,   Mitchel Troy ,   Monmouth ,   Portskewett ,   Raglan ,   Rogiet ,   Shirenewton ,   Skenfrith ,   St. Arvans ,   Trellech United ,   Usk ,   Whitecastle ,   Wye Valley
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
NP25 3NR Osbaston 51.822367 -2.718492 350576 213994 SO505139
NP25 3NS Osbaston 51.822405 -2.719537 350504 213999 SO505139
NP25 3NT Osbaston 51.820405 -2.717213 350662 213775 SO506137
NP25 3NU Osbaston 51.821547 -2.717216 350663 213902 SO506139
NP25 3NW Osbaston 51.821954 -2.716831 350690 213947 SO506139
NP25 3NX Town 51.81417 -2.713473 350913 213079 SO509130
NP25 3NY Town 51.812948 -2.714817 350819 212944 SO508129
NP25 3NZ Town 51.814531 -2.713246 350929 213119 SO509131
NP25 3PA Town 51.815398 -2.712636 350972 213215 SO509132
NP25 3PB Osbaston 51.8167 -2.712961 350951 213360 SO509133
NP25 3PD Osbaston 51.816428 -2.713378 350922 213330 SO509133
NP25 3PE Osbaston 51.817362 -2.713465 350917 213434 SO509134
NP25 3PF Osbaston 51.816014 -2.711978 351018 213283 SO510132
NP25 3PG Osbaston 51.81595 -2.710527 351118 213275 SO511132
NP25 3PH Osbaston 51.815479 -2.711114 351077 213223 SO510132
NP25 3PJ Osbaston 51.81824 -2.708009 351294 213528 SO512135
NP25 3PL Town 51.815001 -2.711324 351062 213170 SO510131
NP25 3PN Wyesham 51.806472 -2.704736 351507 212216 SO515122
NP25 3PP Town 51.817491 -2.705459 351469 213443 SO514134
NP25 3PQ Osbaston 51.817863 -2.708004 351294 213486 SO512134
NP25 3PR Town 51.817181 -2.707819 351306 213410 SO513134
NP25 3PS Town 51.810487 -2.718883 350536 212673 SO505126
NP25 3PT Town 51.810283 -2.71991 350465 212651 SO504126
NP25 3PU Osbaston 51.821007 -2.714437 350854 213840 SO508138
NP25 3PW Wyesham 51.808984 -2.702701 351650 212495 SO516124
NP25 3PX Town 51.814397 -2.711692 351036 213103 SO510131
NP25 3PY Osbaston 51.81753 -2.71399 350881 213453 SO508134
NP25 3QG Wyesham 51.814097 -2.701736 351722 213063 SO517130
NP25 3SA Wyesham 51.813538 -2.698985 351911 212999 SO519129
NP25 3SB Wyesham 51.820411 -2.687674 352698 213756 SO526137
NP25 3SD Wyesham 51.809702 -2.690832 352469 212567 SO524125
NP25 3SE Wyesham 51.810392 -2.689668 352550 212643 SO525126
NP25 3SF Wyesham 51.810143 -2.687706 352685 212614 SO526126
NP25 3SG Town 51.815906 -2.705913 351436 213267 SO514132
NP25 3SH Town 51.816116 -2.705452 351468 213290 SO514132
NP25 3SJ Osbaston 51.819291 -2.700815 351791 213640 SO517136
NP25 3SL Osbaston 51.82551 -2.693686 352289 214327 SO522143
NP25 3SN Osbaston 51.823413 -2.701663 351737 214099 SO517140
NP25 3SP Osbaston 51.826633 -2.695314 352178 214453 SO521144
NP25 3SQ Town 51.815807 -2.706056 351426 213256 SO514132
NP25 3SW Osbaston 51.820695 -2.6975 352021 213794 SO520137
NP25 3SY Osbaston 51.81915 -2.698739 351934 213623 SO519136
NP25 3SZ Osbaston 51.824118 -2.717417 350652 214188 SO506141
NP25 3TA Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3TB Wyesham 51.808958 -2.699495 351871 212490 SO518124
NP25 3TD Wyesham 51.810085 -2.700528 351801 212616 SO518126
NP25 3TE Wyesham 51.809339 -2.700516 351801 212533 SO518125
NP25 3TF Wyesham 51.809583 -2.70023 351821 212560 SO518125
NP25 3TG Wyesham 51.810777 -2.700625 351795 212693 SO517126
NP25 3TH Wyesham 51.809347 -2.699109 351898 212533 SO518125
NP25 3TJ Wyesham 51.808451 -2.698631 351930 212433 SO519124
NP25 3TL Wyesham 51.808213 -2.699353 351880 212407 SO518124
NP25 3TN Wyesham 51.811065 -2.700514 351803 212725 SO518127
NP25 3TP Wyesham 51.808633 -2.701303 351746 212455 SO517124
NP25 3TY Town 51.813638 -2.713798 350890 213020 SO508130
NP25 3UA Town 51.811968 -2.714917 350811 212835 SO508128
NP25 3UH Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3UQ Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3UW Town 51.813638 -2.713798 350890 213020 SO508130
NP25 3UY Town 51.810702 -2.714477 350840 212694 SO508126
NP25 3UZ Town 51.810594 -2.716071 350730 212683 SO507126
NP25 3WQ Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WR Town 51.810594 -2.716071 350730 212683 SO507126
NP25 3WS Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WT Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WU Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WW Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WX Town 51.813638 -2.713798 350890 213020 SO508130
NP25 3WY Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3WZ Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3XA Town 51.813223 -2.715401 350779 212975 SO507129
NP25 3XB Town 51.812691 -2.715669 350760 212916 SO507129
NP25 3XD Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3XE Town 51.81265 -2.71503 350804 212911 SO508129
NP25 3XF Town 51.81265 -2.715015 350805 212911 SO508129
NP25 3XH Town 51.811428 -2.716475 350703 212776 SO507127
NP25 3XJ Town 51.810666 -2.717421 350637 212691 SO506126
NP25 3XP Town 51.810869 -2.712246 350994 212711 SO509127
NP25 3XQ Town 51.811633 -2.716638 350692 212799 SO506127
NP25 3XR Town 51.813442 -2.711967 351016 212997 SO510129
NP25 3XU Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3XW Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3XZ Town 51.813575 -2.709314 351199 213010 SO511130
NP25 3YA Town 51.813159 -2.715676 350760 212968 SO507129
NP25 3YB Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YD Wyesham 51.814607 -2.702237 351688 213120 SO516131
NP25 3YE Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YF Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3YG Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YH Town 51.813575 -2.709314 351199 213010 SO511130
NP25 3YJ Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3YL Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YN Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YP Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3YQ Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3YR Town 51.813638 -2.713798 350890 213020 SO508130
NP25 3YS Town 51.81297 -2.715586 350766 212947 SO507129
NP25 3YT Town 51.814968 -2.70938 351196 213165 SO511131
NP25 3YU Town 51.813105 -2.715617 350764 212962 SO507129
NP25 3YW Town 51.813105 -2.715617 350764 212962 SO507129
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database rights 2026
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license




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